What’s the top stopover airport for flights from Sydney to San Diego?

San Francisco (SFO) – chosen by Cheapflights users on 37% of one-stop itineraries from Sydney to San Diego on Cheapflights.

Which airport typically offers the quickest stopover for flights from Sydney to San Diego?

Flights via San Francisco (SFO) offer the fastest connection on this route, with an average stopover time of 2h 10m.

What’s the cheapest stopover airport for flights from Sydney to San Diego?

Honolulu (HNL) is the most affordable one-stop option, with an average return flight price of $1,261.

What’s the fastest stopover option from Sydney to San Diego?

Flights via San Francisco (SFO) have the shortest average one-way travel time for one-stop routes: 17h 17m.

How long is the flight from Sydney to San Diego?

Delta and United Airlines can get you from Sydney to San Diego in just under 21h 27m. Your travel time can differ by up to 4h 57m. The distance from Sydney to San Diego is about 12086 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines flying from Sydney to San Diego round-trip?

Air Canada, at $973, was found to be the cheapest airline from Sydney to San Diego.Alternate airlines to your destination round-trip include Alaska Airlines and United Airlines. Users have found that Air Canada is 38% cheaper than the other options available to this destination.

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 58.0 inches per month. February is typically the wettest month, when rainfall can reach 58.0 mm. July is typically the driest time to visit San Diego when rainfall is around 0.0 mm.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

What are the most popular airlines that fly from Sydney to San Diego?

The most popular airlines flying from Sydney to San Diego are United Airlines, Air Canada and Alaska Airlines. Something to consider prior to booking your flight.

What is the cheapest time of day to fly from SYD to SAN?

When flying from Sydney to San Diego, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Sydney to San Diego that include hotel bookings?

Yes. In addition to deals on Sydney to San Diego flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Sydney to San Diego?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to San Diego.

Can I find deals for business class flights from Sydney to San Diego?

Yes. Cheapflights offers flight deals from Sydney to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$986+ Cheap Flights from Sydney to San Diego

Cheap flight deals from Sydney to San Diego

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Sydney to San Diego
Explore the most affordable flight options available from Sydney to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 September 2026.

Mon 19/1010:20 -

1 stop23h 40m

Mon 26/1017:15 -

1 stop21h 20m

Deal found 19/9$1,483

Tue 17/1111:20 -

1 stop24h 05m

Tue 8/1216:45 -

1 stop21h 50m

Deal found 18/9$1,486

Wed 28/1010:20 -

1 stop24h 05m

Wed 25/1117:15 -

1 stop21h 20m

Deal found 17/9$1,487

Mon 19/1008:00 -

2 stops26h 00m

Mon 26/1017:15 -

1 stop21h 20m

Deal found 19/9$1,506

Tue 17/1109:00 -

2 stops26h 25m

Tue 8/1216:45 -

1 stop21h 50m

Deal found 18/9$1,508

Wed 28/1008:00 -

2 stops26h 25m

Wed 25/1117:15 -

2 stops44h 25m

Deal found 17/9$1,541

Sun 8/1111:20 -

1 stop23h 35m

Tue 24/1117:15 -

1 stop21h 20m

Deal found 21/9$1,545

Tue 3/1111:10 -

2 stops44h 05m

Tue 24/1114:18 -

1 stop21h 37m

Deal found 18/9$1,546

Tue 17/1111:10 -

2 stops40h 26m

Sun 6/1207:15 -

2 stops28h 10m

Deal found 17/9$1,548

Find flight deals from Sydney to San Diego

Round-trip from	$1,483
One-way from	$986
Popular in	December
Cheapest in	November
Average price	$1,736

Air New Zealand
19/10-26/10
2 total stops
45h 00m total
Sydney to San Diego

Search Deals

Air New Zealand
18/11-31/12
1 total stop
24h 05m total
Sydney to San Diego

Search Deals

High demand for flights, 0% potential price rise

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($32 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Wed 18/11

10:40-23:53

2 stops32h 13m

San Diego

Wed 31/12

00:00-18:00

Nonstop0h 00m

$1,020

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Sat 14/11

11:00-18:38

3 stops50h 38m

San Diego

Wed 31/12

00:00-18:00

Nonstop0h 00m

$1,059

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Sat 12/12

21:40-07:12

2 stops28h 32m

San Diego

Wed 31/12

00:00-18:00

Nonstop0h 00m

$1,219

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Mon 28/9

14:50-19:54

2 stops46h 04m

San Diego

Wed 31/12

00:00-18:00

Nonstop0h 00m

$1,496

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Mon 28/9

17:10-11:16

3 stops35h 06m

San Diego

Wed 31/12

00:00-18:00

Nonstop0h 00m

$1,653

Fastest return journey

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Mon 28/9

09:15-19:13

1 stop26h 58m

San Diego

Wed 31/12

00:00-18:00

Nonstop0h 00m

$1,661

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Wed 18/11

10:40-18:04

2 stops26h 24m

San Diego

Sat 5/12

17:40-08:30

2 stops43h 50m

$1,727

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Sat 21/11

21:40-20:13

1 stop17h 33m

San Diego

Wed 9/12

17:19-19:45

2 stops31h 26m

$1,736

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Wed 11/11

11:20-13:47

2 stops21h 27m

San Diego

Sun 13/12

14:30-06:20

2 stops20h 50m

$1,741

SydneySan Diego

SYD Sydney Kingsford Smith - SAN San Diego

SYDSAN

Sydney Kingsford Smith

Tue 17/11

11:20-13:47

2 stops21h 27m

San Diego

Sun 13/12

14:30-06:20

2 stops20h 50m

$1,741

Flights are sorted by cheapest return flights first.

Deals found on 19/9

Showing 1-10 of 18 resultsSorted by cheapest first

Best time to book a flight from Sydney to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Sydney with our price prediction graph.

SYD-SAN

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Sydney to San Diego

Prices

The price you pay for your flight from Sydney to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 61 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Sydney to San Diego?

Currently, November is the cheapest month in which you can book a flight from Sydney to San Diego (average of $1,374). Flying from Sydney to San Diego in December is currently the most expensive (average of $1,812). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Sydney to San Diego?

Airfare is typical for this route at the moment.

Sydney to San Diego flights typically cost between $1,394 and $1,943 in October.
The cheapest return price found within the last 5 days was $1,483 on Air New Zealand (19 Oct–26 Oct).

Reviews of airlines servicing San Diego

Read reviews from past customers who have flown with Alaska Airlines,United Airlines, andAir Canada from Sydney to San Diego. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

7.9

Good

12,953 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Alaska Airlines

7.9

Good

12,953 reviews

Alaska Airlines

7.9

Good

12,953 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

United Airlines

7.4

Good

10,227 reviews

Alaska Airlines

7.9

Good

12,953 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Air Canada

7.1

Good

11,665 reviews

Alaska Airlines

7.9

Good

12,953 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Related info for your journey

How long is the flight from Sydney to San Diego?
Delta and United Airlines can get you from Sydney to San Diego in just under 21h 27m. Your travel time can differ by up to 4h 57m. The distance from Sydney to San Diego is about 12086 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines flying from Sydney to San Diego round-trip?
Air Canada, at $973, was found to be the cheapest airline from Sydney to San Diego.Alternate airlines to your destination round-trip include Alaska Airlines and United Airlines. Users have found that Air Canada is 38% cheaper than the other options available to this destination.
Can I find deals for flights from Sydney to San Diego that include hotel bookings?
Yes. In addition to deals on Sydney to San Diego flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Sydney to San Diego?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to San Diego.
Can I find deals for business class flights from Sydney to San Diego?
Yes. Cheapflights offers flight deals from Sydney to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Sydney to San Diego?
Currently, November is the cheapest month in which you can book a flight from Sydney to San Diego (average of $1,374). Flying from Sydney to San Diego in December is currently the most expensive (average of $1,812). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

San Ysidro

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Top 3 airlines flying from Sydney to San Diego

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	Cheapest$973	Average$1,353	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Alaska Airlines	Cheapest$1,043	Average$1,373	FlexibilityNo cancel fee	On-time75%	Search Alaska Airlines flights
United Airlines	Cheapest$1,134	Average$1,560	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

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How does Cheapflights help users find flights from Sydney to San Diego?

When you search for this flight from Sydney to San Diego, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Sydney to San Diego?

Cheapflights helps you find that perfect flight to San Diego from Sydney by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Sydney to San Diego with no change fees?

Need flexible booking options for your flight to San Diego from Sydney? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Sydney to San Diego become cheaper?

Yes! Start tracking prices for Sydney to San Diego flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Sydney to San Diego from $986

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Sydney to San Diego

Cheapest flights from Sydney to San DiegoExplore the most affordable flight options available from Sydney to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 September 2026.

Explore the most affordable flight options available from Sydney to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 September 2026.

Best flights from Sydney to San DiegoDiscover carefully curated flight deals from Sydney to San Diego that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 September 2026.

Discover carefully curated flight deals from Sydney to San Diego that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 September 2026.

Last-minute flights from Sydney to San DiegoDiscover last-minute flight deals from Sydney to San Diego. Data last updated 22 September 2026 and is based on user searches.

Discover last-minute flight deals from Sydney to San Diego. Data last updated 22 September 2026 and is based on user searches.

One-way flights from Sydney to San DiegoSearch for one-way flight options from Sydney to San Diego. Find affordable one-way fares based on user searches. Data last updated 22 September 2026.

Search for one-way flight options from Sydney to San Diego. Find affordable one-way fares based on user searches. Data last updated 22 September 2026.

Find flight deals from Sydney to San Diego

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Use the filters below to find and compare flights from Sydney to San Diego that are best for you.

Best time to book a flight from Sydney to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Sydney with our price prediction graph.

Cheapflights Insights

How far ahead should I book a flight from Sydney to San Diego?

The price you pay for your flight from Sydney to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 61 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Sydney to San Diego?

How much does it cost for a return flight from Sydney to San Diego?

Airfare is typical for this route at the moment.

Sydney to San Diego flights typically cost between $1,394 and $1,943 in October.The cheapest return price found within the last 5 days was $1,483 on Air New Zealand (19 Oct–26 Oct).

What’s the top stopover airport for flights from Sydney to San Diego?

San Francisco (SFO) – chosen by Cheapflights users on 37% of one-stop itineraries from Sydney to San Diego on Cheapflights.

What’s the cheapest stopover airport for flights from Sydney to San Diego?

Honolulu (HNL) is the most affordable one-stop option, with an average return flight price of $1,261.

What’s the fastest stopover option from Sydney to San Diego?

Flights via San Francisco (SFO) have the shortest average one-way travel time for one-stop routes: 17h 17m.

Which airport typically offers the quickest stopover for flights from Sydney to San Diego?

Flights via San Francisco (SFO) offer the fastest connection on this route, with an average stopover time of 2h 10m.

Reviews of airlines servicing San Diego

Read reviews from past customers who have flown with Alaska Airlines,United Airlines, andAir Canada from Sydney to San Diego. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Sydney to San Diego?

What are the cheapest airlines flying from Sydney to San Diego round-trip?

Can I find deals for flights from Sydney to San Diego that include hotel bookings?

How can I find direct flights from Sydney to San Diego?

Can I find deals for business class flights from Sydney to San Diego?

What is the cheapest month to book a flight from Sydney to San Diego?

Travelling to a place near San Diego?

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Complete your trip

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Direct flights to California

Book a non-stop flight to one of these other cities located in California.

Search flights from Sydney to San Diego by cabin class

Find flights from Sydney to San Diego, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Sydney and San Diego flights

Browse other Sydney and San Diego flight options. Last updated on 22 September 2026.

Other flights from Sydney

Browse through other flights departing from Sydney. Flights are based on user searches made on Cheapflights and were last updated on 22 September 2026.

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Top 3 airlines flying from Sydney to San Diego

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How does Cheapflights help users find flights from Sydney to San Diego?

Why should you use Cheapflights to find cheap flight tickets from Sydney to San Diego?

Can Cheapflights find flights from Sydney to San Diego with no change fees?

Can Cheapflights notify me if prices for flights from Sydney to San Diego become cheaper?

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Cheapest flights from Sydney to San Diego
Explore the most affordable flight options available from Sydney to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 September 2026.

Best flights from Sydney to San Diego
Discover carefully curated flight deals from Sydney to San Diego that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 September 2026.

Last-minute flights from Sydney to San Diego
Discover last-minute flight deals from Sydney to San Diego. Data last updated 22 September 2026 and is based on user searches.

One-way flights from Sydney to San Diego
Search for one-way flight options from Sydney to San Diego. Find affordable one-way fares based on user searches. Data last updated 22 September 2026.

Sydney to San Diego flights typically cost between $1,394 and $1,943 in October.
The cheapest return price found within the last 5 days was $1,483 on Air New Zealand (19 Oct–26 Oct).